88- CLASS MAMMALIA. 



peculiar power of mobility in his lips are, probably, 

 the causes of it. In this gift he possesses a most 

 invaluable medium of communication, for of all 

 the signs which can be employed in the transmis- 

 sion of ideas, the articulate variations of sound are 

 the most perceptible at the greatest distance, and 

 the most extensive in their sphere of operation. 



Fruits, roots, and the succulent parts of vege- 

 tables, appear to be the natural food for man ; his 

 hands afford him a facility in gathering them ; and 

 his short, and comparatively weak jaws, his short 

 canine teeth not passing beyond the common line of 

 the others, and his tuberculous cheek teeth would 

 not permit him either to feed on herbage, or devour 

 flesh, unless these aliments were previously pre- 

 pared by the culinary process. 



Once in possession of fire, and assisted by the 

 arts of his own invention, to take animals by stra- 

 tagem, or kill them at a distance, the whole living 

 world is laid, as it were, at his feet, and the means 

 of multiplying his species are infinitely augmented. 



The organs of digestion are in strict conformity 

 with those of mastication. His stomach is simple, 

 the intestinal canal of moderate length, the large 

 intestines well marked, the caecum short and bulky, 

 and augmented by a thin appendage, the liver is 

 divided into two lobes and a small one, and the 

 epiploon hangs in front of the intestines extending 

 even into the pelvis. 



To complete this brief sketch of the anatomical 

 structure of man, we shall merely add that he has 



